Kirill, please review the patch. Dima, please send an additional patch to actually use this new functions in nla_parse() which was the initial reason of https://jira.sw.ru/browse/PSBM-42313
-- Best regards, Konstantin Khorenko, Virtuozzo Linux Kernel Team On 12/11/2015 07:02 PM, Dmitry Safonov wrote:
Simple ratelimit for ve_printk & level. https://jira.sw.ru/browse/PSBM-42313 Signed-off-by: Dmitry Safonov <dsafo...@odin.com> --- include/linux/printk.h | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) diff --git a/include/linux/printk.h b/include/linux/printk.h index 87bc842..13784a2 100644 --- a/include/linux/printk.h +++ b/include/linux/printk.h @@ -345,9 +345,21 @@ extern void dump_stack(void) __cold; if (__ratelimit(&_rs)) \ printk(fmt, ##__VA_ARGS__); \ }) + +#define ve_printk_ratelimited(dst, fmt, ...) \ +({ \ + static DEFINE_RATELIMIT_STATE(_rs, \ + DEFAULT_RATELIMIT_INTERVAL, \ + DEFAULT_RATELIMIT_BURST); \ + \ + if (__ratelimit(&_rs)) \ + ve_printk(dst, fmt, ##__VA_ARGS__); \ +}) #else #define printk_ratelimited(fmt, ...) \ no_printk(fmt, ##__VA_ARGS__) +#define ve_printk_ratelimited(dst, fmt, ...) \ + no_printk(fmt, ##__VA_ARGS__) #endif #define pr_emerg_ratelimited(fmt, ...) \ @@ -365,6 +377,20 @@ extern void dump_stack(void) __cold; #define pr_info_ratelimited(fmt, ...) \ printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) /* no pr_cont_ratelimited, don't do that... */ +#define ve_pr_emerg_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_alert_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_crit_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_err_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_warn_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_notice_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__) +#define ve_pr_info_ratelimited(dst, fmt, ...) \ + ve_printk_ratelimited(dst, KERN_INFO pr_fmt(fmt), ##__VA_ARGS__) #if defined(DEBUG) #define pr_devel_ratelimited(fmt, ...) \
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